Irqs, Dmas, And I/O Addresses Used By Your Pc Workstation - HP Kayak XA User Manual

IRQs, DMAs, and I/O Addresses Used by Your PC Workstation

The IRQ, DMA, and I/O address mappings shown here are typical and
should be used as a guideline. The resources used by your PC
Workstation may be slightly different. Use one of the operating system
tools, for example, Device Manager with Windows 95, to check the
resources used by your PC Workstation.
IRQs used by
PC Workstation
DMAs used by
PC Workstation
IRQ0 system timer
IRQ1 keyboard
IRQ2 system cascade
IRQ3 COM4
IRQ4 COM1
IRQ5 AD1816 or parallel port
IRQ6 flexible disk drive controller
IRQ7 LPT1
IRQ8 real-time clock
IRQ9 PCI or ISA or Ethernet adapter
IRQ10 PCI or ISA or SCSI controller
IRQ11 PCI or ISA or AD1816
IRQ12 mouse
IRQ13 processor
IRQ14 primary IDE controller
IRQ15 secondary IDE controller
DMA 0 AD1816 Capture
DMA 1 AD1816 Playback
DMA 2 flexible disk drive controller
DMA 3 LPT ECP
DMA 4 used to cascade DMA channels 0-3
DMA 5 free
DMA 6 free
DMA 7 free
4 Technical Information
System Specifications
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